ŎŕŅijııĶ ․ ع㐳㧛 Features ٨ ቯ㔚ᵹᓮᯏ⢻㧔ᵄᢙ࿕ቯઁޔബᑼ㧕 ٨ Constant Current Control Function (Fixed Frequency PWM Control) ٨ 2 ⋧ജ㧔1-2 ⋧ബ⏛ߪ ENA ࠍ૬↪㧕 ٨ 2-Phase Input (Half Step Drive Uses ENA Together) ٨ 㔚ᵹᷫࡕ࠼ಾᦧᯏ⢻㧔ࡑࠗࠢࡠࠬ࠹࠶ࡊ㚟േኻᔕ㧕 ٨ Current Decay Mode (Fast Decay or Slow Decay) ٨ ࡁࠗ࠭ࠠࡖࡦ࡞ᯏ⢻ ٨ Noise Cancellation Function ٨ ⽾ㅢ㔚ᵹ㒐ᱛᯏ⢻ ٨ Cross Conduction Protection ٨ ㆊᾲࠕࡓᯏ⢻ ٨ Overheating Alarm Function ٨ ㅒ㔚ജๆ࠳ࠗࠝ࠼ౝ⬿ ٨ Built-in Flywheel and Flyback Diodes ⛘ عኻᦨᄢቯᩰ㧛 Absolute Maximum Ratings ․ߦᜰቯߥ߈႐วߪTa=25͠㧛Ta=25͠ unless otherwise specified 㗄ޓޓ⋡ޓParameter ࡠࠫ࠶ࠢ㔚Ḯ㔚 Logic Supply Voltage ࡠࠫ࠶ࠢജ㔚 Logic Input Voltage ࡕ࠲㔚Ḯ㔚 Load Supply Voltage ജ㔚ᵹ Output Current ࡈࠗࡎࠗ࡞࠳ࠗࠝ࠼㔚ᵹ Flywheel Diode Current ⸵ኈ៊ᄬ Power Dissipation ሽ᷷ᐲ Storage Temperature ធวㇱ᷷ᐲ Junction Temperature ijĺ 㧔U170-1㧕 ⸥ภޓSymbol ቯᩰ୯ޓRating නޓUnit VCC 0㨪6 V VLOGIC 0 㨪 VCC V Vmm 60 V IC 1.3 A If 1.3 A PD 5 W Tstg -40 㨪 150 ͠ Tj 150 ͠ www.shindengen.co.jp/product/semi/ ع㔚᳇⊛․ᕈ㧛 Electrical Characteristics ․ߦᜰቯߥ߈႐วߪTa=25͠,VCC=5V㧛Ta=25͠,VCC=5V unless otherwise specified 㗄ޓޓ⋡ޓParameter Output stage ജ㘻㔚 Output Saturation Voltage 㩿Upper side㪀 ਅജ㘻㔚 Output Saturation Voltage 㩿Lower side㪀 ജࠢ㔚ᵹ Output Leakage Current 㩿Upper side㪀 ਅജࠢ㔚ᵹ Output Leakage Current 㩿Lower side㪀 ࠳ࠗࠝ࠼㗅㔚 Diode Forward Drop 㩿Upper side㪀 ਅ࠳ࠗࠝ࠼㗅㔚 Diode Forward Drop 㩿Lower side㪀 ⸥ภޓSymbol ᷹ቯ᧦ઙޓCondition min. typ. max. නޓUnit VCE 㩿SAT㪀㩷H IC=0.8A - 1.0 1.4 V VCE 㩿SAT㪀㩷L IC=0.8A - 1.0 1.4 V IrH Vmm=60V, VOUT=0V - - 10 ǴA IrL VOUT=60V, VRs=0V - - 10 ǴA V FH If=0.8A - 1.3 1.6 V VFL If=0.8A - 1.3 1.5 V ICC (ON) VENA=0A - 25 33 mA ICC (OFF) VENA=5V - 19 26 mA VPHA/ENA/DECH 2.3 - VCC V VPHA/ENA/DECL GND - 0.8 V VPHA/ENA/DEC=5V - - 10 ǴA VPHA/ENA=0V - -100 -150 ǴA IDECL VDEC=0V - -200 -300 ǴA Iref Vref=0V - -1 -10 ǴA Is Vs=0V - -1 -10 ǴA Ct=4700pF,Rt=13kǡ - 22 - kHz Ct=4700pF - 2.2 - Ǵs - - 1.0 V Valm=5V - - 10 ǴA Valm=0.5V - - 2 mA - 140 - ͠ Logic stage VCC ᶖ⾌㔚ᵹ㧔2 ࿁〝 ON ᤨ㧕 Logic Supply Current 㩿2 Circuit ON㪀 VCC ᶖ⾌㔚ᵹ㧔2 ࿁〝 OFF ᤨ㧕 Logic Supply Current 㩿2 Circuit OFF㪀 Phase/Enable/Decay̌H̍ജ㔚 Phase/Enable/Decay̌H̍Input Voltage Phase/Enable/Decay̌L̍ജ㔚 Phase/Enable/Decay̌L̍Input Voltage Phase/Enable/Decay̌H̍ജ㔚ᵹ Phase/Enable/Decay̌H̍Input Current Phase/EnablěL̍ജ㔚ᵹ Phase/EnablěL̍Input Current Decay̌L̍ജ㔚ᵹ Decay̌L̍Input Current Vref ജ㔚ᵹ Vref Input Current Vs ജ㔚ᵹ Vs Input Current ࠴࡚࠶ࡇࡦࠣᵄᢙ Chopping Frequency ࡉࡦࠠࡦࠣ࠲ࠗࡓ Blanking Time Vs ᦨᄢ㔚 Vs Maximum Voltage ㆊᾲࠕࡓ┵ሶṳࠇ㔚ᵹ Thermal Alarm Leakage Current ㆊᾲࠕࡓേ┵ሶ㔚ᵹ Thermal Alarm Output Current ㆊᾲࠕࡓേ᷷ᐲ Thermal Alarm Operating Temperature IPHA/ENA/DECH IPHA/ENAL fchop tb Vs (max) Ir (alm) Ialm Talm www.shindengen.co.jp/product/semi/ 㧔U170-1㧕 Ĵı ŎŕŅijııĶ عၮᧄᔕ↪࿁〝㧛 Typical Application عផᅑ࿁〝ቯᢙ㧛 Recommended External Components Value ⸥ภޓSymbol ផᅑ୯ޓRecommendation නޓUnit Rs 0.68 ǡ Rt 13 kǡ Ct 4700 pF R1+R2 ҇ 10 kǡ عផᅑേ᧦ઙ㧛 Recommended Operating Conditions ․ߦᜰቯߥ߈႐วߪTa=25͠㧛Ta=25͠ unless otherwise specified 㗄⋡ޓParameter ធวㇱ᷷ᐲ Junction Temperature ࡠࠫ࠶ࠢ㔚Ḯ㔚 Logic Supply Voltage ࡕ࠲㔚Ḯ㔚 Load Supply Voltage ⸥ภޓSymbol ផᅑ୯ޓRecommendation නޓUnit Tj -25 㨪 120 ͠ VCC 4.75 㨪 5.25 V Vmm 5 㨪 54 V عജ㔚ᵹ㧘࠴࡚࠶ࡇࡦࠣᵄᢙߩ⸳ቯ㧛 Setting of Output Current and Chopping Frequency ٤ ജ㔚ᵹ⸳ቯᑼ㧛 Output Current Setting lchop Vref 㪲A㪴 Rs Constant current waveform 㩿Motor current㪀 ٤ ࠴࡚࠶ࡇࡦࠣᵄᢙ⸳ቯᑼ㧛 Chopping Frequency Setting fchop 1 㪲Hz㪴 0.72 × Ct × Rt ĴIJ 㧔U170-1㧕 www.shindengen.co.jp/product/semi/ T=1/fchop Ichop ࡦࡇ ع㈩⟎࿑㧛 Pin Assignment MARKING SIDE VIEW MTD2005 Pin 27 Pin 26 Pin 25 Pin 24 Pin 23 Pin 22 Pin 21 Pin 20 Pin 19 Pin 18 Pin 17 Pin 16 Pin 15 Pin 14 Pin 13 Pin 12 Pin 11 Pin 10 Pin 9 Pin 8 Pin 7 Pin 6 Pin 5 Pin 4 Pin 3 Pin 2 Pin 1 Vs B Vref B Vcc Decay Phase B ENA B LG B Vmm B NC OUT 4 Rs B NC NC OUT 3 PG OUT 2 Rs A OUT 1 NC Vmm A LG A ENA A Phase A CR ALARM Vref A Vs A Package ZIP27 ⌀ عℂ୯㧛 Truth Table ENA A or B PHA A or B OUT 1 or 4 OUT 2 or 3 L L L H L H H L OFF OFF H : don't care DECAY Decay Mode Switching Transistor L Fast Both source and sink transistor H Slow Only source transistor www.shindengen.co.jp/product/semi/ 㧔U170-1㧕 Ĵij